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import os
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import zmq
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import time
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import numpy
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import datetime
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import numpy as np
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import matplotlib.pyplot as plt
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from mpl_toolkits.axes_grid1 import make_axes_locatable
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from matplotlib.ticker import FuncFormatter, LinearLocator
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from multiprocessing import Process
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from schainpy.model.proc.jroproc_base import Operation
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#plt.ion()
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func = lambda x, pos: ('%s') %(datetime.datetime.utcfromtimestamp(x).strftime('%H:%M'))
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d1970 = datetime.datetime(1970,1,1)
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class PlotData(Operation, Process):
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CODE = 'Figure'
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colormap = 'jet'
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CONFLATE = True
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__MAXNUMX = 80
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__MAXNUMY = 80
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__missing = 1E30
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def __init__(self, **kwargs):
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Operation.__init__(self, plot=True, **kwargs)
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Process.__init__(self)
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self.kwargs['code'] = self.CODE
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self.mp = False
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self.dataOut = None
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self.isConfig = False
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self.figure = None
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self.axes = []
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self.localtime = kwargs.pop('localtime', True)
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self.show = kwargs.get('show', True)
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self.save = kwargs.get('save', False)
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self.colormap = kwargs.get('colormap', self.colormap)
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self.showprofile = kwargs.get('showprofile', False)
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self.title = kwargs.get('wintitle', '')
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self.xaxis = kwargs.get('xaxis', 'time')
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self.zmin = kwargs.get('zmin', None)
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self.zmax = kwargs.get('zmax', None)
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self.xmin = kwargs.get('xmin', None)
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self.xmax = kwargs.get('xmax', None)
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self.xrange = kwargs.get('xrange', 24)
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self.ymin = kwargs.get('ymin', None)
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self.ymax = kwargs.get('ymax', None)
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self.throttle_value = 1
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def fill_gaps(self, x_buffer, y_buffer, z_buffer):
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if x_buffer.shape[0] < 2:
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return x_buffer, y_buffer, z_buffer
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deltas = x_buffer[1:] - x_buffer[0:-1]
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x_median = np.median(deltas)
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index = np.where(deltas > 5*x_median)
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if len(index[0]) != 0:
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z_buffer[::, index[0], ::] = self.__missing
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z_buffer = np.ma.masked_inside(z_buffer,
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0.99*self.__missing,
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1.01*self.__missing)
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return x_buffer, y_buffer, z_buffer
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def decimate(self):
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# dx = int(len(self.x)/self.__MAXNUMX) + 1
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dy = int(len(self.y)/self.__MAXNUMY) + 1
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# x = self.x[::dx]
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x = self.x
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y = self.y[::dy]
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z = self.z[::, ::, ::dy]
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return x, y, z
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def __plot(self):
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print 'plotting...{}'.format(self.CODE)
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self.plot()
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self.figure.suptitle('{} {} - Date:{}'.format(self.title, self.CODE.upper(),
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datetime.datetime.utcfromtimestamp(self.max_time).strftime('%y/%m/%d %H:%M:%S')))
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if self.save:
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figname = os.path.join(self.save, '{}_{}.png'.format(self.CODE,
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datetime.datetime.utcfromtimestamp(self.times[0]).strftime('%y%m%d_%H%M%S')))
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print 'Saving figure: {}'.format(figname)
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self.figure.savefig(figname)
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self.figure.canvas.draw()
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def plot(self):
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print 'plotting...{}'.format(self.CODE.upper())
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return
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def run(self):
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print '[Starting] {}'.format(self.name)
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context = zmq.Context()
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receiver = context.socket(zmq.SUB)
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receiver.setsockopt(zmq.SUBSCRIBE, '')
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receiver.setsockopt(zmq.CONFLATE, self.CONFLATE)
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receiver.connect("ipc:///tmp/zmq.plots")
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while True:
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try:
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#if True:
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self.data = receiver.recv_pyobj(flags=zmq.NOBLOCK)
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self.dataOut = self.data['dataOut']
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self.times = self.data['times']
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self.times.sort()
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self.throttle_value = self.data['throttle']
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self.min_time = self.times[0]
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self.max_time = self.times[-1]
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if self.isConfig is False:
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self.setup()
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self.isConfig = True
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self.__plot()
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if self.data['ENDED'] is True:
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# self.__plot()
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self.isConfig = False
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except zmq.Again as e:
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print 'Waiting for data...'
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plt.pause(self.throttle_value)
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# time.sleep(3)
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def close(self):
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if self.dataOut:
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self._plot()
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class PlotSpectraData(PlotData):
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CODE = 'spc'
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colormap = 'jro'
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CONFLATE = False
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def setup(self):
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ncolspan = 1
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colspan = 1
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self.ncols = int(numpy.sqrt(self.dataOut.nChannels)+0.9)
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self.nrows = int(self.dataOut.nChannels*1./self.ncols + 0.9)
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self.width = 3.6*self.ncols
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self.height = 3.2*self.nrows
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if self.showprofile:
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ncolspan = 3
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colspan = 2
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self.width += 1.2*self.ncols
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self.ylabel = 'Range [Km]'
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self.titles = ['Channel {}'.format(x) for x in self.dataOut.channelList]
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if self.figure is None:
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self.figure = plt.figure(figsize=(self.width, self.height),
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edgecolor='k',
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facecolor='w')
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else:
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self.figure.clf()
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n = 0
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for y in range(self.nrows):
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for x in range(self.ncols):
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if n >= self.dataOut.nChannels:
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break
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ax = plt.subplot2grid((self.nrows, self.ncols*ncolspan), (y, x*ncolspan), 1, colspan)
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if self.showprofile:
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ax.ax_profile = plt.subplot2grid((self.nrows, self.ncols*ncolspan), (y, x*ncolspan+colspan), 1, 1)
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ax.firsttime = True
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self.axes.append(ax)
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n += 1
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self.figure.subplots_adjust(wspace=0.9, hspace=0.5)
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self.figure.show()
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def plot(self):
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if self.xaxis == "frequency":
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x = self.dataOut.getFreqRange(1)/1000.
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xlabel = "Frequency (kHz)"
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elif self.xaxis == "time":
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x = self.dataOut.getAcfRange(1)
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xlabel = "Time (ms)"
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else:
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x = self.dataOut.getVelRange(1)
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xlabel = "Velocity (m/s)"
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y = self.dataOut.getHeiRange()
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z = self.data[self.CODE]
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for n, ax in enumerate(self.axes):
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if ax.firsttime:
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self.xmax = self.xmax if self.xmax else np.nanmax(x)
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self.xmin = self.xmin if self.xmin else -self.xmax
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self.ymin = self.ymin if self.ymin else np.nanmin(y)
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self.ymax = self.ymax if self.ymax else np.nanmax(y)
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self.zmin = self.zmin if self.zmin else np.nanmin(z)
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self.zmax = self.zmax if self.zmax else np.nanmax(z)
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ax.plot = ax.pcolormesh(x, y, z[n].T,
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vmin=self.zmin,
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vmax=self.zmax,
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cmap=plt.get_cmap(self.colormap)
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)
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divider = make_axes_locatable(ax)
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cax = divider.new_horizontal(size='3%', pad=0.05)
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self.figure.add_axes(cax)
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plt.colorbar(ax.plot, cax)
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ax.set_xlim(self.xmin, self.xmax)
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ax.set_ylim(self.ymin, self.ymax)
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ax.xaxis.set_major_locator(LinearLocator(5))
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#ax.yaxis.set_major_locator(LinearLocator(4))
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ax.set_ylabel(self.ylabel)
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ax.set_xlabel(xlabel)
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ax.firsttime = False
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if self.showprofile:
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ax.plot_profile= ax.ax_profile.plot(self.data['rti'][self.max_time][n], y)[0]
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ax.ax_profile.set_xlim(self.zmin, self.zmax)
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ax.ax_profile.set_ylim(self.ymin, self.ymax)
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ax.ax_profile.set_xlabel('dB')
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ax.ax_profile.grid(b=True, axis='x')
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ax.plot_noise = ax.ax_profile.plot(numpy.repeat(self.data['noise'][self.max_time][n], len(y)), y,
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color="k", linestyle="dashed", lw=2)[0]
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[tick.set_visible(False) for tick in ax.ax_profile.get_yticklabels()]
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else:
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ax.plot.set_array(z[n].T.ravel())
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if self.showprofile:
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ax.plot_profile.set_data(self.data['rti'][self.max_time][n], y)
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ax.plot_noise.set_data(numpy.repeat(self.data['noise'][self.max_time][n], len(y)), y)
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ax.set_title('{} - Noise: {:.2f} dB'.format(self.titles[n], self.data['noise'][self.max_time][n]),
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size=8)
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class PlotRTIData(PlotData):
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CODE = 'rti'
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colormap = 'jro'
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def setup(self):
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self.ncols = 1
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self.nrows = self.dataOut.nChannels
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self.width = 10
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self.height = 2.2*self.nrows
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self.ylabel = 'Range [Km]'
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self.titles = ['Channel {}'.format(x) for x in self.dataOut.channelList]
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if self.figure is None:
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self.figure = plt.figure(figsize=(self.width, self.height),
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edgecolor='k',
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facecolor='w')
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else:
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self.figure.clf()
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self.axes = []
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for n in range(self.nrows):
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ax = self.figure.add_subplot(self.nrows, self.ncols, n+1)
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ax.firsttime = True
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self.axes.append(ax)
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self.figure.subplots_adjust(hspace=0.5)
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self.figure.show()
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def plot(self):
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self.x = np.array(self.times)
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self.y = self.dataOut.getHeiRange()
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self.z = []
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for ch in range(self.nrows):
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self.z.append([self.data[self.CODE][t][ch] for t in self.times])
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self.z = np.array(self.z)
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for n, ax in enumerate(self.axes):
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x, y, z = self.fill_gaps(*self.decimate())
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xmin = self.min_time
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xmax = xmin+self.xrange*60*60
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if ax.firsttime:
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self.ymin = self.ymin if self.ymin else np.nanmin(self.y)
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self.ymax = self.ymax if self.ymax else np.nanmax(self.y)
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self.zmin = self.zmin if self.zmin else np.nanmin(self.z)
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self.zmax = self.zmax if self.zmax else np.nanmax(self.z)
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plot = ax.pcolormesh(x, y, z[n].T,
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vmin=self.zmin,
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vmax=self.zmax,
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cmap=plt.get_cmap(self.colormap)
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)
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divider = make_axes_locatable(ax)
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cax = divider.new_horizontal(size='2%', pad=0.05)
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self.figure.add_axes(cax)
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plt.colorbar(plot, cax)
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ax.set_ylim(self.ymin, self.ymax)
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if self.xaxis == 'time':
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ax.xaxis.set_major_formatter(FuncFormatter(func))
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ax.xaxis.set_major_locator(LinearLocator(6))
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# ax.yaxis.set_major_locator(LinearLocator(4))
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ax.set_ylabel(self.ylabel)
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# if self.xmin is None:
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# xmin = self.min_time
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# else:
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# xmin = (datetime.datetime.combine(self.dataOut.datatime.date(),
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# datetime.time(self.xmin, 0, 0))-d1970).total_seconds()
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ax.set_xlim(xmin, xmax)
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ax.firsttime = False
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else:
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ax.collections.remove(ax.collections[0])
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ax.set_xlim(xmin, xmax)
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plot = ax.pcolormesh(x, y, z[n].T,
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vmin=self.zmin,
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vmax=self.zmax,
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cmap=plt.get_cmap(self.colormap)
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)
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ax.set_title('{} {}'.format(self.titles[n],
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datetime.datetime.utcfromtimestamp(self.max_time).strftime('%y/%m/%d %H:%M:%S')),
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size=8)
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class PlotCOHData(PlotRTIData):
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CODE = 'coh'
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def setup(self):
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self.ncols = 1
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self.nrows = self.dataOut.nPairs
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self.width = 10
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self.height = 2.2*self.nrows
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self.ylabel = 'Range [Km]'
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self.titles = ['Channels {}'.format(x) for x in self.dataOut.pairsList]
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if self.figure is None:
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self.figure = plt.figure(figsize=(self.width, self.height),
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edgecolor='k',
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facecolor='w')
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else:
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self.figure.clf()
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for n in range(self.nrows):
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ax = self.figure.add_subplot(self.nrows, self.ncols, n+1)
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ax.firsttime = True
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self.axes.append(ax)
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self.figure.subplots_adjust(hspace=0.5)
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self.figure.show()
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class PlotSNRData(PlotRTIData):
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CODE = 'snr'
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class PlotDOPData(PlotRTIData):
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CODE = 'dop'
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colormap = 'jet'
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class PlotPHASEData(PlotCOHData):
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CODE = 'phase'
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colormap = 'seismic'
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